How does this skill improve script reliability?

It mandates the use of 'set -euo pipefail', which ensures scripts exit immediately if a command fails, an unset variable is used, or a piped command errors out.

Why does it require curly braces for variable expansion?

Using ${var} instead of $var is a best practice that prevents ambiguity, especially when variables are adjacent to other characters or strings.

Does it support script validation?

Yes, it attempts to validate scripts using project-specific validation tools or ShellCheck to catch errors before the script is finalized.

What shebang does this skill use by default?

It uses #!/usr/bin/env bash for better portability across different Unix-like environments compared to hardcoded paths.

What naming conventions are enforced?

It uses snake_case for functions, lower_case for local variables, and ALL_CAPS with the 'readonly' attribute for constants.

Bash Scripting Standards

Name: Bash Scripting Standards
Author: cboone

bycboone

0•

Deployment & DevOps

Applies professional Bash conventions and strict mode standards to create robust, error-resistant shell scripts.

This skill ensures all shell scripts authored or edited by Claude adhere to industry-standard best practices and strict execution modes. It enforces the use of 'set -euo pipefail' for reliability, standardizes naming conventions like snake_case for functions, and mandates proper variable expansion and quoting to prevent common scripting pitfalls. By integrating validation via tools like ShellCheck, it helps developers build maintainable, bug-free automation tools and system scripts directly within the Claude Code environment.

Key Features

01Automates script validation using ShellCheck and project-specific linters

02Implements robust naming conventions for functions, variables, and constants

03Standardizes syntax using ${var} expansion and [[...]] test conditions

04Enforces strict mode (set -euo pipefail) for improved script reliability

050 GitHub stars

06Ensures safe variable quoting and command substitution patterns

Use Cases

01Reviewing existing shell code for bugs, quoting issues, or style inconsistencies

02Refactoring legacy Bash scripts to follow modern security and style standards

03Creating new, production-ready automation scripts with built-in error handling

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add cboone/cboone-cc-plugins writing-shell-scripts

For use in Claude.ai and ChatGPT

Download Skill